CN112325010A - Pipe connecting device for fluid conveying - Google Patents
Pipe connecting device for fluid conveying Download PDFInfo
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- CN112325010A CN112325010A CN202011279215.3A CN202011279215A CN112325010A CN 112325010 A CN112325010 A CN 112325010A CN 202011279215 A CN202011279215 A CN 202011279215A CN 112325010 A CN112325010 A CN 112325010A
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- arc
- elastic
- pressing block
- conveying pipe
- sealing
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- 239000012530 fluid Substances 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 116
- 230000003014 reinforcing effect Effects 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 6
- 239000003337 fertilizer Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 15
- 230000009471 action Effects 0.000 description 6
- 230000002035 prolonged effect Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007373 indentation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
- F16L19/02—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member
- F16L19/0212—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means
- F16L19/0218—Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member using specially adapted sealing means comprising only sealing rings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
- F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
- F16L19/065—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends the wedging action being effected by means of a ring
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
Abstract
The invention discloses a pipe connecting device for conveying fertilizer fluid, which comprises a first conveying pipe, a second conveying pipe and a connecting device, wherein a nut is arranged at the end part of the second conveying pipe, a connecting piece is arranged at the end part of the first conveying pipe, a first sealing device is arranged between two corresponding sides of the first conveying pipe and the second conveying pipe respectively with the connecting piece and the nut, a second sealing device is arranged between two corresponding sides of the end part of the first conveying pipe and the end part of the second conveying pipe, a clamp spring device is arranged between two corresponding sides of the connecting piece and the nut and is positioned at the position of the second sealing device, and a sealing sleeve is arranged inside the clamp spring device and is positioned at a joint between the end part of the first conveying pipe and the end part of the second conveying pipe. This tubular product connecting device that fertile fluid was carried has reached the sealed purpose of multilayer, seals effectually, avoids appearing the seepage, has improved performance.
Description
Technical Field
The invention relates to the technical field of pipe connection, in particular to a pipe connecting device for fluid conveying.
Background
The pipe is a common fluid flow guiding device, particularly a large-size flexible hose, and is widely applied to the fields of industry, agriculture and the like. The pipe is a necessary material for home decoration, and commonly used materials comprise a water supply pipe, a water discharge pipe, a gas pipe, a heating pipe, an electric wire conduit, a rainwater pipe and the like. With the development of science and technology, the pipes used in home decoration also go through the development process of common cast iron pipes → cement pipes → (reinforced concrete pipes, asbestos cement pipes) → (nodular cast iron pipes), galvanized steel pipes → plastic pipes and aluminum-plastic composite pipes. In a transfer line, a situation in which pipe connections are required is inevitably encountered.
The outer peripheral face at the tubular product link is processed the external screw thread at present commonly used tubular product connected mode to be connected with the interior screw-thread fit of coupling, this kind of connected mode structure is too simple, under fluid pressure or external force effect, sealed effect is poor, and the condition of going is leaked to appearing easily, some increase leakproofness through seal gasket moreover, but because the pressure when connecting, the elastic buffer effect is poor, the condition of indentation or deformation appears easily in seal gasket, also can lead to leaking, performance has been reduced.
Disclosure of Invention
Objects of the invention
The invention provides a pipe connecting device for fluid conveying, which aims to solve the technical problems in the prior art, and solves the problems that the connecting mode structure is too simple, the sealing effect is poor and the leakage is easy to occur under the action of fluid pressure or external force, the sealing performance is improved through a sealing gasket in some devices, but the pressure during connection is poor, the elastic buffer effect is poor, the sealing gasket is easy to have indentation or deformation, the leakage is also caused, and the use performance is reduced.
(II) technical scheme
The invention provides a pipe connecting device for fluid conveying, which comprises a first conveying pipe, a second conveying pipe and a connecting device, wherein the connecting device is arranged at two corresponding ends of the first conveying pipe and the second conveying pipe, the connecting device is provided with a nut, a connecting piece, a first sealing device, a second sealing device, a clamp spring device and a sealing sleeve, the nut is arranged at the end part of the second conveying pipe, the connecting piece is arranged at the end part of the first conveying pipe, the first sealing device is arranged between two corresponding sides of the first conveying pipe and the second conveying pipe respectively, the second sealing device is arranged between two corresponding sides of the end part of the first conveying pipe and the end part of the second conveying pipe, the clamp spring device is arranged between two corresponding sides of the connecting piece and the nut and is positioned at the position of the second sealing device, the sealing sleeve is arranged inside the clamp spring device and is positioned at a seam between the end part of the first conveying pipe and the end part of the second conveying pipe To (3).
Preferably, the first sealing device and the second sealing device are identical in structure.
Preferably, the first sealing device is provided with an elastic sealing device, an arc concave surface and an elastic bulge, the arc concave surface is arranged on two corresponding sides of the surface of the elastic sealing device, and the elastic bulge is arranged on the surface of the elastic sealing device and is located in the center of the inner portion of the arc concave surface.
Preferably, the elastic sealing device is provided with a sealing element body, a supporting disc, an elastic arc rod, an elastic reinforcing rod and a pressure-bearing disc, the supporting disc is arranged at the central position inside the sealing element body, the elastic arc rod is fixed on two sides corresponding to the surface of the supporting disc, the elastic reinforcing rod is fixed between the elastic arc rod and two sides corresponding to the supporting disc, the pressure-bearing disc is arranged inside the sealing element body and close to the inner wall, and one end, far away from the supporting disc, of the elastic arc rod is hinged to the pressure-bearing disc.
Preferably, the material of the sealing element body is made of rubber.
Preferably, the jump ring device is equipped with semicircle briquetting, direction inclined plane, circular arc guide arm, reset spring down, go up the semicircle briquetting, place between the semicircle briquetting down symmetrically, the direction inclined plane is seted up at last semicircle briquetting surface, the corresponding both sides in semicircle briquetting surface down and is located the tip position, the circular arc guide arm sets up at last semicircle briquetting surface, the corresponding both sides in semicircle briquetting surface down, sliding connection between last semicircle briquetting surface, semicircle briquetting and the circular arc guide arm down, reset spring fixes at last semicircle briquetting surface, the corresponding both sides in semicircle briquetting surface down and is located the surface of circular arc guide arm.
Preferably, the upper semicircular pressing block and the lower semicircular pressing block have the same structure.
Preferably, go up the semicircle briquetting and be equipped with outer clamp plate, interior clamp plate, circular arc recess, arc elastic component, arc pole, interior clamp plate sets up the inside at outer clamp plate, the circular arc recess is seted up in outer clamp plate surface and the corresponding both sides in interior clamp plate surface, the arc elastic component is fixed between outer clamp plate surface and the corresponding both sides in interior clamp plate surface and is located the position of circular arc recess, the arc pole is fixed on the surface of arc elastic component.
Compared with the prior art, the technical scheme of the invention has the following beneficial technical effects:
1. the nut, the connecting piece, the first sealing device, the second sealing device, the clamp spring device and the sealing sleeve are arranged, sealing can be performed in multiple modes, the sealing effect is good, leakage is avoided, safety and reliability are achieved, the using performance is improved, the clamp spring device can perform elastic pressing, the sealing sleeve is tightly attached to the joint of the first conveying pipe and the second conveying pipe, leakage cannot occur, the contact area can be increased through the sealing sleeve, and the possibility of leakage is further reduced.
2. The elastic sealing device has elasticity, so that the phenomenon that the elastic sealing device cannot rebound after being subjected to external force is avoided, the sealing effect is improved, the contact area is increased by the arc concave surface and the elastic bulge, and the sealing performance is improved.
3. The sealing element comprises a sealing element body, a supporting disc, an elastic arc rod, an elastic reinforcing rod and a pressure-bearing disc, wherein the sealing element body is made of rubber, so that the sealing effect is good, the cost is low, the service performance is improved, the stress area can be increased by the pressure-bearing disc, the pressure is uniformly dispersed, the elastic arc rod and the elastic reinforcing rod are elastic, the pressure-bearing disc can be rebounded in time, the deformation is avoided, the strength of the elastic reinforcing rod can be improved, the bending or deformation of the elastic arc rod is avoided, and the service life is prolonged.
4. The sealing sleeve is provided with the upper semicircular pressing block and the lower semicircular pressing block, the sealing sleeve can be pressed through the upper semicircular pressing block and the lower semicircular pressing block, so that the pressure is uniformly distributed on the sealing sleeve, and the sealing sleeve is tightly attached to the joints of the first conveying pipe and the second conveying pipe, so that the sealing property is improved, the sealing sleeve is safer and more reliable, and the leakage is avoided.
5. The clamp spring device is provided with the guide inclined plane, the arc guide rod and the return spring, the clamp spring device is convenient to install and match through the guide inclined plane, and meanwhile, the upper semicircular pressing block and the lower semicircular pressing block are pressed under the combined action of the nut and the connecting piece, so that the stress is uniform.
6. The invention is provided with the return spring which can provide elasticity, and under the guiding action of the arc guide rod, the upper semicircular pressing block and the lower semicircular pressing block can be reset, so that the snap spring device is convenient to mount and dismount.
7. The outer pressing plate, the inner pressing plate, the arc elastic piece and the arc rod are arranged, the outer pressing plate bears external force, the inner pressing plate supports the arc elastic piece, the arc elastic piece is compressed, the inner pressing plate presses the inner pressing plate, pressure is applied to the sealing sleeve, the sealing sleeve is always under elastic pressure, the sealing sleeve is always tightly attached to the joints of the first conveying pipe and the second conveying pipe, sealing performance is better, meanwhile, the arc rod has the function of elastic support, the arc elastic piece is prevented from being bent or deformed, strength of the arc elastic piece is improved, and service life is prolonged.
8. The invention is provided with the arc groove, the self weight of the outer pressing plate and the inner pressing plate can be reduced through the arc groove, and simultaneously, the two ends of the arc elastic piece can be inserted into the outer pressing plate and the inner pressing plate, so that the volume of the upper semicircular pressing block and the lower semicircular pressing block is reduced, and the service performance is improved.
Drawings
Fig. 1 is a schematic perspective view of a fluid conveying pipe connection device according to the present invention.
Fig. 2 is a schematic diagram of an internal structure of a fluid transfer tubing connection device according to the present invention.
Fig. 3 is a schematic perspective view of a first sealing device in a fluid-conveying pipe connecting device according to the present invention.
Fig. 4 is a schematic structural diagram of an elastic sealing device in a pipe connecting device for fluid transportation according to the present invention.
Fig. 5 is a schematic perspective view of a circlip device in the fluid-conveying pipe connecting device according to the present invention.
Fig. 6 is a schematic cross-sectional structure view of a circlip device of a fluid-conveying pipe connecting device according to the present invention.
Fig. 7 is a schematic view of an upper semicircular pressing block structure of a fluid transfer tubing connection device according to the present invention.
Fig. 8 is a partially enlarged view of a portion a in fig. 3 of the pipe connecting device for fluid transportation according to the present invention.
Reference numerals: 1. a first delivery pipe; 2. a second delivery pipe; 3. connecting a device; 4. a nut; 5, connecting pieces; 6. a first sealing device; 7. a second sealing device; 8. a clamp spring device; 9. sealing sleeves; 61. an elastic sealing device; 62. a circular arc concave surface; 63. an elastic bulge; 611. a seal body; 612. a support disc; 613. an elastic arc rod; 614. an elastic reinforcement bar; 615. an elastic reinforcement bar; 81. pressing blocks in the upper semicircle; 82. a lower semicircular pressing block; 83. a guide slope; 84. a circular arc guide rod; 85. a return spring; 811. an outer pressing plate; 812. an inner pressure plate; 813. a circular arc groove; 814. an arc-shaped elastic member; 815. an arc-shaped rod.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 to 8, the pipe connecting device for fluid transportation according to the present invention includes a first transportation pipe 1, a second transportation pipe 2, and a connecting device 3, where the connecting device 3 is disposed at two corresponding ends of the first transportation pipe 1 and the second transportation pipe 2, and is characterized in that: the connecting device 3 is provided with a nut 4, a connecting piece 5, a first sealing device 6, a second sealing device 7 and a clamp spring device 8, seal cover 9, nut 4 sets up the tip at second conveyer pipe 2, connecting piece 5 sets up the tip at first conveyer pipe 1, first sealing device 6 sets up at first conveyer pipe 1, second conveyer pipe 2 respectively with connecting piece 5, between the corresponding both sides of nut 4, second sealing device 7 sets up between the corresponding both sides of first conveyer pipe 1 tip and second conveyer pipe 2 tip, jump ring device 8 sets up at connecting piece 5, between the corresponding both sides of nut 4 and be located the position of second sealing device 7, seal cover 9 sets up in jump ring device 8 inside and be located the seam crossing between first conveyer pipe 1 tip and the second conveyer pipe 2 tip, first sealing device 6 is the same with second sealing device 7 structure.
In the invention, it should be noted that the nut 4, the connecting piece 5, the first sealing device 6, the second sealing device 7, the snap spring device 8 and the sealing sleeve 9 can be sealed in multiple ways, so that the sealing effect is good, the leakage is avoided, the safety and the reliability are realized, the use performance is improved, the snap spring device 8 can be elastically pressed, the sealing sleeve 9 can be tightly attached to the interface between the first conveying pipe 1 and the second conveying pipe 2, the leakage cannot occur, the sealing sleeve 9 can increase the contact area, and the possibility of leakage is further reduced.
In an alternative embodiment, the first sealing device 6 is provided with an elastic sealing device 61, a circular arc concave surface 62 and an elastic bulge 63, the circular arc concave surface 62 is opened at two corresponding sides of the surface of the elastic sealing device 61, and the elastic bulge 63 is arranged at the surface of the elastic sealing device 61 and is positioned at the inner center position of the circular arc concave surface 62.
It should be noted that, through elastic sealing device 61, circular arc concave surface 62, elastic bulge 63, through elastic sealing device 61 has elasticity, can avoid receiving unable resilience after the external force, improved sealed effect simultaneously, circular arc concave surface 62 and elastic bulge 63 increase area of contact, improve sealing performance.
In an alternative embodiment, the elastic sealing device 61 is provided with a sealing body 611, a supporting disk 612, an elastic arc rod 613, an elastic reinforcing rod 614 and a pressure-bearing disk 615, the supporting disk 612 is disposed at the inner center position of the sealing body 611, the elastic arc rod 613 is fixed at two corresponding sides of the surface of the supporting disk 612, the elastic reinforcing rod 614 is fixed between the elastic arc rod 613 and two corresponding sides of the supporting disk 612, the pressure-bearing disk 615 is disposed at the inner part of the sealing body 611 and near the inner wall, one end of the elastic arc rod 613, which is far away from the supporting disk 612, is hinged to the pressure-bearing disk 615, and the sealing body 611 is made of rubber.
It should be noted that, through the sealing element body 611, the supporting disk 612, the elastic arc rod 613, the elastic reinforcing rod 614 and the pressure-bearing disk 615, the material through the sealing element body 611 is set to be rubber material, so that the sealing effect is good, the cost is low, the use performance is improved, the pressure-bearing disk 615 can increase the stress area, the pressure is uniformly dispersed, the elastic arc rod 613 and the elastic reinforcing rod 614 both have elasticity, the pressure-bearing disk 615 can be rebounded in time, the deformation condition is avoided, meanwhile, the elastic reinforcing rod 614 can improve the strength of itself, the elastic arc rod 613 is prevented from being bent or deformed, and the service life is prolonged.
In an alternative embodiment, the circlip device 8 is provided with an upper semicircular pressing block 81, a lower semicircular pressing block 82, a guide inclined plane 83, an arc guide rod 84 and a return spring 85, the upper semicircular pressing block 81 and the lower semicircular pressing block 82 are symmetrically arranged, the guide inclined plane 83 is arranged on the surface of the upper semicircular pressing block 81 and the surface of the lower semicircular pressing block 82 at the corresponding two sides and is located at the end position, the arc guide rod 84 is arranged on the surface of the upper semicircular pressing block 81 and the surface of the lower semicircular pressing block 82 at the corresponding two sides, the surface of the upper semicircular pressing block 81, the surface of the lower semicircular pressing block 82 and the arc guide rod 84 are in sliding connection, the return spring 85 is fixed on the surface of the upper semicircular pressing block 81 and the surface of the lower semicircular pressing block 82 and is located at the surface of the arc.
It should be noted that, by arranging the upper semicircular pressing block 81 and the lower semicircular pressing block 82, the sealing sleeve 9 can be pressed by the upper semicircular pressing block 81 and the lower semicircular pressing block 82, so that the pressure is uniformly distributed on the sealing sleeve 9, and the sealing sleeve 9 is tightly jointed with the joints of the first delivery pipe 1 and the second delivery pipe 2, the sealing performance is improved, the safety and the reliability are improved, the leakage is avoided, the guide inclined plane 83, the arc guide rod 84 and the reset spring 85, the clamp spring device 8 is convenient to install and match through the guiding function of the guiding inclined plane 83, and simultaneously under the combined action of the nut 4 and the connecting piece 5, the upper semicircle pressing block 81 and the lower semicircle pressing block 82 are pressed to be uniformly stressed, the return spring 85 can provide elasticity, and under the guiding action of the arc guide rod 84, the upper semicircular pressing block 81 and the lower semicircular pressing block 82 can be reset, so that the clamp spring device 8 is convenient to mount and dismount.
In an alternative embodiment, the upper semicircular pressing block 81 is provided with an outer pressing plate 811, an inner pressing plate 812, arc grooves 813, arc elastic members 814 and arc rods 815, wherein the inner pressing plate 812 is arranged inside the outer pressing plate 811, the arc grooves 813 are formed on two sides of the surface of the outer pressing plate 811 corresponding to the surface of the inner pressing plate 812, the arc elastic members 814 are fixed between two sides of the surface of the outer pressing plate 811 corresponding to the surface of the inner pressing plate 812 and located at the positions of the arc grooves 813, and the arc rods 815 are fixed on the surface of the arc elastic members 814.
It should be noted that, by providing the outer pressing plate 811, the inner pressing plate 812, the arc elastic member 814 and the arc rod 815, the outer pressing plate 811 bears external force, the inner pressing plate 812 supports the inner pressing plate 814, at this time, the arc elastic member 814 is compressed, the inner pressing plate 812 is pressed to apply pressure to the sealing sleeve 9, so that the sealing sleeve 9 always bears elastic pressure, and further, the sealing sleeve 9 is tightly attached to the joints of the first delivery pipe 1 and the second delivery pipe 2 all the time, so that the sealing performance is better, meanwhile, the arc rod 815 has the function of elastic support, thereby preventing the arc elastic member 814 from bending or deforming, improving the strength of the arc rod, prolonging the service life, reducing the weight of the outer pressing plate 811 and the inner pressing plate 812 through the arc groove, and simultaneously enabling the two ends of the arc elastic member 814 to go deep into the outer pressing plate 811 and the inner pressing plate 812, and further reducing the volume of the upper semicircular pressing, the service performance is improved.
When the device is used, the guide slope 83 has a guide effect, the clamp spring device 8 is conveniently installed and matched, after the device is matched and connected, the nut 4 is screwed down, the upper semicircular pressing block 81 and the lower semicircular pressing block 82 are pressed under the combined action of the nut 4 and the connecting piece 5, so that the stress is uniform, the stress area can be increased by the pressure-bearing disc 615, the pressure is uniformly dispersed, the elastic arc rod 613 and the elastic reinforcing rod 614 have elasticity, the pressure-bearing disc 615 can be rebounded in time, the deformation condition is avoided, meanwhile, the elastic reinforcing rod 614 can improve the strength of the device, the elastic arc rod 613 is prevented from being bent or deformed, the external force is borne by the outer pressing plate 811, the inner pressing plate 812 supports the sealing sleeve, the arc elastic piece 814 is compressed, the inner pressing plate 812 is pressed, the pressure is exerted on the sealing sleeve 9, the sealing sleeve 9 is always subjected to the elastic pressure, and the sealing sleeve 9 and the first conveying pipe 1 are always subjected, The second conveyer pipe 2 kneck is closely laminated for sealing performance is better, and arc pole 815 has elastic support's effect simultaneously, avoids arc elastic component 814 crooked or warp, has improved self intensity, has prolonged life. The whole device can be sealed in multiple modes, so that the sealing effect is good, leakage is avoided, safety and reliability are realized, and the use performance is improved.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (8)
1. The utility model provides a tubular product connecting device that fluid was carried, includes first conveyer pipe (1), second conveyer pipe (2), connecting device (3) set up at first conveyer pipe (1), the corresponding both ends of second conveyer pipe (2), its characterized in that: the connecting device (3) is provided with a nut (4), a connecting piece (5), a first sealing device (6), a second sealing device (7), a clamp spring device (8) and a sealing sleeve (9), the nut (4) is arranged at the end part of the second conveying pipe (2), the connecting piece (5) is arranged at the end part of the first conveying pipe (1), the first sealing device (6) is arranged between the two sides of the first conveying pipe (1) and the second conveying pipe (2) corresponding to the connecting piece (5) and the nut (4) respectively, the second sealing device (7) is arranged between the two sides of the first conveying pipe (1) and the two sides of the second conveying pipe (2), the clamp spring device (8) is arranged between the two sides of the connecting piece (5) and the nut (4) and is located at the position of the second sealing device (7), and the clamp spring device (9) is arranged inside the clamp spring device (8) and is located at the end part of the first conveying pipe (1) and the position of the clamp The joint between the ends of the second conveying pipe (2).
2. The tubular connecting device for body transportation according to claim 1, wherein: the first sealing device (6) and the second sealing device (7) have the same structure.
3. The tubular connecting device for body transportation according to claim 1, wherein: the first sealing device (6) is provided with an elastic sealing device (61), an arc concave surface (62) and an elastic bulge (63), the arc concave surface (62) is arranged on two sides corresponding to the surface of the elastic sealing device (61), and the elastic bulge (63) is arranged on the surface of the elastic sealing device (61) and is located in the inner center of the arc concave surface (62).
4. A body-conveying pipe connecting device according to claim 3, wherein: the elastic sealing device (61) is provided with a sealing element body (611), a supporting disc (612), an elastic arc rod (613), an elastic reinforcing rod (614) and a pressure-bearing disc (615), the supporting disc (612) is arranged at the inner center of the sealing element body (611), the elastic arc rod (613) is fixed on two sides corresponding to the surface of the supporting disc (612), the elastic reinforcing rod (614) is fixed between the two sides corresponding to the elastic arc rod (613) and the supporting disc (612), the pressure-bearing disc (615) is arranged inside the sealing element body (611) and close to the inner wall, and one end, far away from the supporting disc (612), of the elastic arc rod (613) is hinged to the pressure-bearing disc (615).
5. The tubular connecting device for body transportation according to claim 4, wherein: the material of the sealing element body (611) is made of rubber.
6. The tubular connecting device for body transportation according to claim 1, wherein: the clamp spring device (8) is provided with an upper semicircular pressing block (81), a lower semicircular pressing block (82), a guide inclined plane (83), an arc guide rod (84) and a return spring (85), the upper semicircular pressing block (81) and the lower semicircular pressing block (82) are symmetrically arranged, the guide inclined plane (83) is arranged at the two corresponding sides of the surface of the upper semicircular pressing block (81) and the surface of the lower semicircular pressing block (82) and is positioned at the end part, the arc guide rods (84) are arranged on the two sides corresponding to the surface of the upper semicircular pressing block (81) and the surface of the lower semicircular pressing block (82), the surface of the upper semicircular pressing block (81), the lower semicircular pressing block (82) and the arc guide rod (84) are connected in a sliding way, the return spring (85) is fixed on the surface of the upper semicircular pressing block (81) and the surface of the lower semicircular pressing block (82) at two corresponding sides and is positioned on the surface of the arc guide rod (84).
7. The tubular connecting device for body transportation according to claim 6, wherein: the upper semicircular pressing block (81) and the lower semicircular pressing block (82) have the same structure.
8. The tubular connecting device for body transportation according to claim 6, wherein: go up semicircle briquetting (81) and be equipped with outer clamp plate (811), interior clamp plate (812), circular arc recess (813), arc elastic component (814), arc pole (815), interior clamp plate (812) set up the inside at outer clamp plate (811), circular arc recess (813) are seted up in outer clamp plate (811) surface and the corresponding both sides in inner clamp plate (812) surface, arc elastic component (814) are fixed and are located the position of circular arc recess (813) between outer clamp plate (811) surface and the corresponding both sides in inner clamp plate (812) surface, the surface at arc elastic component (814) is fixed in arc pole (815).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011279215.3A CN112325010A (en) | 2020-11-16 | 2020-11-16 | Pipe connecting device for fluid conveying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011279215.3A CN112325010A (en) | 2020-11-16 | 2020-11-16 | Pipe connecting device for fluid conveying |
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| Publication Number | Publication Date |
|---|---|
| CN112325010A true CN112325010A (en) | 2021-02-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011279215.3A Withdrawn CN112325010A (en) | 2020-11-16 | 2020-11-16 | Pipe connecting device for fluid conveying |
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| CN (1) | CN112325010A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115875525A (en) * | 2022-10-14 | 2023-03-31 | 臻毅工业科技(嘉兴)有限公司 | Straight-through type ferrule connector |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN101038056A (en) * | 2006-03-13 | 2007-09-19 | 株式会社电装 | Pipe joint |
| CN201909537U (en) * | 2011-01-07 | 2011-07-27 | 马殿民 | Special sealing device for end part of sintering machine |
| CN206637033U (en) * | 2017-04-06 | 2017-11-14 | 扬州派斯特换热设备有限公司 | A kind of rubber gasket |
| CN109973655A (en) * | 2019-04-22 | 2019-07-05 | 扬中市华森密封件有限公司 | A kind of autocrane sealing element |
| CN209909163U (en) * | 2019-05-05 | 2020-01-07 | 扬州赛普润橡塑有限公司 | Rubber seal ring with good wear resistance |
| CN210318488U (en) * | 2019-07-08 | 2020-04-14 | 河北新尔特橡塑密封有限公司 | High-abrasion-resistance high-resilience composite rubber sealing ring |
| CN210830769U (en) * | 2019-09-17 | 2020-06-23 | 安徽天康特种钢管有限公司 | Marine multi-core pipe steel pipe strutting arrangement |
| CN211010270U (en) * | 2019-07-29 | 2020-07-14 | 河南金汇不锈钢产业集团有限公司 | Oxygen lance connecting device |
| CN211118212U (en) * | 2019-09-23 | 2020-07-28 | 广西齐利达新材料环保科技有限公司 | Hydraulic engineering plastic conduit connecting device |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2095305U (en) * | 1991-06-22 | 1992-02-05 | 王春益 | Self-tight type sealing ring |
| CN101038056A (en) * | 2006-03-13 | 2007-09-19 | 株式会社电装 | Pipe joint |
| CN201909537U (en) * | 2011-01-07 | 2011-07-27 | 马殿民 | Special sealing device for end part of sintering machine |
| CN206637033U (en) * | 2017-04-06 | 2017-11-14 | 扬州派斯特换热设备有限公司 | A kind of rubber gasket |
| CN109973655A (en) * | 2019-04-22 | 2019-07-05 | 扬中市华森密封件有限公司 | A kind of autocrane sealing element |
| CN209909163U (en) * | 2019-05-05 | 2020-01-07 | 扬州赛普润橡塑有限公司 | Rubber seal ring with good wear resistance |
| CN210318488U (en) * | 2019-07-08 | 2020-04-14 | 河北新尔特橡塑密封有限公司 | High-abrasion-resistance high-resilience composite rubber sealing ring |
| CN211010270U (en) * | 2019-07-29 | 2020-07-14 | 河南金汇不锈钢产业集团有限公司 | Oxygen lance connecting device |
| CN210830769U (en) * | 2019-09-17 | 2020-06-23 | 安徽天康特种钢管有限公司 | Marine multi-core pipe steel pipe strutting arrangement |
| CN211118212U (en) * | 2019-09-23 | 2020-07-28 | 广西齐利达新材料环保科技有限公司 | Hydraulic engineering plastic conduit connecting device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115875525A (en) * | 2022-10-14 | 2023-03-31 | 臻毅工业科技(嘉兴)有限公司 | Straight-through type ferrule connector |
| CN115875525B (en) * | 2022-10-14 | 2023-07-18 | 臻毅工业科技(嘉兴)有限公司 | Straight-through type cutting ferrule joint |
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